126258680

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{167}}^1\times {\mathrm{461}}^1$

素因数の和:680

約数の個数: 64

約数和(自身を含む): 293388480

約数和(自身を除く): 167129800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 167, 205, 328, 334, 410, 461, 668, 820, 835, 922, 1336, 1640, 1670, 1844, 2305, 3340, 3688, 4610, 6680, 6847, 9220, 13694, 18440, 18901, 27388, 34235, 37802, 54776, 68470, 75604, 76987, 94505, 136940, 151208, 153974, 189010, 273880, 307948, 378020, 384935, 615896, 756040, 769870, 1539740, 3079480, 3156467, 6312934, 12625868, 15782335, 25251736, 31564670, 63129340, 126258680]

約数ペア:

[(1, 126258680), (2, 63129340), (4, 31564670), (5, 25251736), (8, 15782335), (10, 12625868), (20, 6312934), (40, 3156467), (41, 3079480), (82, 1539740), (164, 769870), (167, 756040), (205, 615896), (328, 384935), (334, 378020), (410, 307948), (461, 273880), (668, 189010), (820, 153974), (835, 151208), (922, 136940), (1336, 94505), (1640, 76987), (1670, 75604), (1844, 68470), (2305, 54776), (3340, 37802), (3688, 34235), (4610, 27388), (6680, 18901), (6847, 18440), (9220, 13694)]